Dichotomanthes

Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Cladus: Rosids
Cladus: Eurosids I
Ordoo: Rosales

Familia: Rosaceae
Subfamilia: Amygdaloideae
Tribus: Maleae
Subtribus: Malinae
Genus: Dichotomanthes
Species: D. tristaniicarpa
Name

Dichotomanthes Kurz

Dichotomanthes is a monotypic genus of flowering plants belonging to the family Rosaceae. The sole species is Dichotomanthes tristaniaecarpa. The flower is perigynous (sepals, petals and stamens around the edge of the ovary) the ovary is superior. The fruit of the plant is a dry achene.

Description

It is a small tree shrub, which reaches a size of 2-7 m in height. Gray-brown to grayish-brown beds when they are old; ovoid buds, initially tomentose, gradually glabrescent, apex obtuse or acute. Petiole 4-6 mm thick, thickly tomentose yellowish white; stipules deciduous, filiform, limb elliptic to oblong-lanceolate, sometimes obovate or oblanceolate, 3-6 × 1.5-2.5 cm, with lateral veins in 7-12 pairs, the underside densely tomentose yellowish white. The inflorescences of 2-5 × 3-6 mm, rachis and peduncles tomentose yellowish white; deciduous, lanceolate, membranous bracts. Pedicel 1-3 mm. Flowers 5-9 mm in diameter. White petals, 3-4 mm. Red, cylindrical fruit of 5-7 mm, hard. Flowers from April to May, Fruits from August to November.[1]

Distribution

It is found in mixed evergreen forests, on the forest edges and hillsides, at elevations of 1300 - 2500 meters in Sichuan and Yunnan provinces of China.
References

"Dichotomanthes tristaniicarpa in Chinese Plant Names @ efloras.org". eFloras.org Home. Retrieved 2019-05-02.